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An item response theory analysis of the Sexual Compulsivity Scale and its correspondence with the Hypersexual Disorder Screening Inventory among a sample of highly sexually active gay and bisexual men. J Sex Med 2015;12:481–493. 展开 关键词: Gay and Bisexual Men Sexual Compulsivity Hypersexuality...
By the end of the nineteenth century it was clear that Euclid was no longer a sufficiently broad basis for geometry, let alone the rest of mathematics. Analysis took over because it was then the supreme mathematical discipline, and calculus was its entry point....
A computational theory of the subjective experience of flow David E. Melnikoff, Ryan W. Carlson & Paul E. Stillman Nature Communications volume 13, Article number: 2252 (2022) Cite this article 22k Accesses 315 Altmetric Metrics details Abstract...
aThe number series is an important part of the mathematical analysis, is the foundation of progression theory is to study "adds infinite" theory and research function is a function, property, and a tool for numerical calculations. This article first describes a number of series convergence criterio...
This technique was selected as it is non-destructive and rapid. The spectra obtained from 9 different classes of chemical compounds were subjected to multivariate data analysis such as principal component analysis (PCA), partial least square-discriminant analysis (PLS-DA) and Fisher Discriminant ...
数论(Number theory) 数论是纯数学中最古老、也是最庞大的分支之一。显然,它关心的是与数字有关的问题,这通常是整数或有理数(分数)。除了涉及到全等性、可除性、素数等基本主题之外,数论现在还包括对环与数域的非常偏代数的研究;还有用于渐近估计和特殊函数的分析方法和几何主题;除此之外,它与密码学、数学逻辑甚至...
Scientific Reports volume 13, Article number: 15351 (2023) Cite this article 3851 Accesses 14 Altmetric Metrics details Abstract One of the fundamental questions about human language is whether all languages are equally complex. Here, we approach this question from an information-theoretic perspective....
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